group.java.svn-base

来自「EJB3 Annotation Sample」· SVN-BASE 代码 · 共 118 行

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package com.s7turn.security.entity;

import java.io.Serializable;
import java.sql.Date;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;

/** 
 *
 * @author Long
 */
@Entity
@Table( name = "groups" )
@NamedQueries({
    @NamedQuery( name = "Group.findAllItems", query = "SELECT o FROM Group o"),
    @NamedQuery( name = "Group.findGroupById", query = "SELECT o FROM Group o WHERE o.id=:id")
})

public class Group implements Serializable {
    private static final long serialVersionUID = 1L;
    
    @Id
    @Column( name = "group_id" )
    @GeneratedValue(strategy = GenerationType.SEQUENCE)
    private Long id;
    
    @Column( name = "name", length=32 )
    private String name;
    
    @JoinColumn( name = "parent" )
    private Group parent;
    
    @Column( name = "description", length = 100 )
    private String description;
    
    @Column( name = "last_updated" )
    private Date lastUpdated;

    public Date getLastUpdated() {
        return lastUpdated;
    }

    public void setLastUpdated(Date lastUpdated) {
        this.lastUpdated = lastUpdated;
    }

    public String getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Group getParent() {
        return parent;
    }

    public void setParent(Group parent) {
        this.parent = parent;
    }

    public void setId(Long id) {
        this.id = id;
    }


    public Long getId() {
        return id;
    }

    @Override
    public int hashCode() {
        int hash = 0;
        hash += (id != null ? id.hashCode() : 0);
        return hash;
    }

    @Override
    public boolean equals(Object object) {
        // TODO: Warning - this method won't work in the case the id fields are not set
        if (!(object instanceof Group)) {
            return false;
        }
        Group other = (Group) object;
        if ((this.id == null && other.id != null) || (this.id != null && !this.id.equals(other.id))) {
            return false;
        }
        return true;
    }

    @Override
    public String toString() {
        return "com.s7turn.security.entity.Group[id=" + id + "]";
    }

}